Home / 190,734,315.46-263,197,195.10-115,408,698.50

Finding the Fourth Proportional to 190,734,315.46, 263,197,195.10 and 115,408,698.50

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Solution

The fourth proportional to 190,734,315.46, 263,197,195.10 and 115,408,698.50 is: 159,254,225.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,734,315.46 : 263,197,195.10 = 115,408,698.50 : x
  2. Step 2: Convert to fraction form
    190,734,315.46/263,197,195.10 = 115,408,698.50/x
  3. Step 3: Cross multiply
    190,734,315.46x = 263,197,195.10 × 115,408,698.50
  4. Step 4: Simplify right side
    190,734,315.46x = 30,375,245,734,533,928
  5. Step 5: Solve for x
    x = 30,375,245,734,533,928/190,734,315.46
  6. Step 6: Final answer
    x = 159,254,225.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.